World Resorts USA Siesta Key Weather

Siesta Key Sea Temperature in September

Average sea water temperature in September:
+86.0°F
Minimum sea water temperature in September: 88.2°F
Maximum sea water temperature in September: 83.1°F

Daily sea water temperature in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 86.8°F. The highest and lowest sea temperatures during the month were 88.0°F and 84.7°F.

Monthly sea water temperature in Siesta Key, °F

Which USA resorts have warmest sea in September?

Place name September 2024 September 2023
Key West 87.4°F 87.3°F
Naples 87.2°F 86.8°F
Marco Island 87.2°F 86.7°F
Everglades 87.0°F 86.8°F
Siesta Key 86.8°F 85.8°F
Sarasota 86.7°F 85.8°F
Cape Coral 86.5°F 86.0°F
Fort Lauderdale 86.4°F 86.2°F
West Palm Beach 86.4°F 86.2°F
Miami Beach 86.3°F 86.3°F
Clearwater Beach 86.2°F 85.5°F
St. Petersburg 86.1°F 85.3°F
Miami 86.0°F 86.0°F
Tampa 86.0°F 85.5°F
South Padre Island 85.8°F 86.3°F
Cocoa Beach 85.2°F 84.4°F
Panama City Beach 84.8°F 85.1°F
Santa Rosa Beach 84.8°F 85.3°F
Corpus Christi 84.7°F 87.1°F
Miramar Beach 84.6°F 85.2°F

Best time for vacation in Siesta Key

Sunniest months:
March 21 days
May 19 days
April 18 days
Warmest months:
July 88.0 °F
August 88.0 °F
June 86.2 °F
Warmest sea temp:
August 87.4 °F
July 87.1 °F
September 86.0 °F
Coldest months:
January 67.5 °F
December 70.2 °F
February 71.1 °F
Rainiest months:
June 6 days
July 4 days
September 4 days
Windiest months:
November 10.8 mph
April 10.4 mph
January 10.2 mph

Siesta Key on a weather map

Siesta Key
+64°F
W 11 mph
Feels like: +64°F
Precip.: 0%
Places in USA:
Name
°F
+28°F
+37°F
+75°F
+75°F
+45°F
+54°F
+73°F
+25°F
+63°F
+54°F
+50°F
+64°F
+63°F
+63°F
+37°F
24 Hours Forecast
Siesta Key
Local time: 02:42
December 26, thursday
0300
64°F
W
11 mph
0600
64°F
SW
8 mph
0900
64°F
SW
10 mph
1200
68°F
W
9 mph
1500
70°F
W
5 mph
1800
70°F
SW
9 mph
2100
68°F
W
10 mph
December 27, friday
0000
66°F
W
10 mph
Units of measurement: °C / °F